The latest result, released on Wednesday evening [25 March], puts the number of confirmed cases at 30.
Out of 441 islanders tested there have been 316 negative results with 95 pending.
Public Health says it has now tested 31 in-patients with respiratory symptoms and found all to be Covid-19 negative.
'Using modelling from other jurisdictions we would expect in the region of 8 - 15% of total infected cases require hospital care.
'The next 7 days will be critical as we determine if the cases introduced to Guernsey have resulted in secondary cases that have affected the more vulnerable in our community.'